This site contains affiliate links for which we may be compensated.
Medela Spare Valves and Membranes 2 Pack$4.99
Great for always having clean parts ready to go. Authentic medela spare parts are engineered, tested and approved to work specifically with your medela breastpump. Non medela spare parts can vary significantly in design, materials, and workmanship.
All of which may affect the performance of your medela breast pump. Made without BPA safe for mom and baby.